kikakōgaku
1. geometrical optics
Noun
#247495
1. geometrical optics
1. faculty of engineering; school of engineering
1. optical character recognition; OCR
1. engineering
1. optics
1. geometry
1. large sum (of money); large amount
2. large denomination (banknote, etc.)
1. naturalization; naturalisation
1. geometry
1. Wasn't optical character recognition.